package cn.uncode.springcloud.gateway.handler;

import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.stereotype.Component;
import org.springframework.web.reactive.function.BodyInserters;
import org.springframework.web.reactive.function.server.HandlerFunction;
import org.springframework.web.reactive.function.server.ServerRequest;
import org.springframework.web.reactive.function.server.ServerResponse;
import reactor.core.publisher.Mono;
import springfox.documentation.swagger.web.SecurityConfiguration;
import springfox.documentation.swagger.web.SecurityConfigurationBuilder;

import java.util.Optional;

/**
 * 
 * @author juny
 * @date 2019年1月18日
 *
 */
@Slf4j
@Component
public class SwaggerSecurityHandler implements HandlerFunction<ServerResponse> {
	@Autowired(required = false)
	private SecurityConfiguration securityConfiguration;

	@Override
	public Mono<ServerResponse> handle(ServerRequest request) {
		return ServerResponse.status(HttpStatus.OK)
			.contentType(MediaType.APPLICATION_JSON_UTF8)
			.body(BodyInserters.fromObject(
				Optional.ofNullable(securityConfiguration)
					.orElse(SecurityConfigurationBuilder.builder().build())));
	}
}
